The introduction and description to roles and characters of the casts in JTBC sitcome I Live in Cheongdam-dong:

Kim Hye Ja – 62

Kim Hye Ja

New owner of the comic book shop and lodging house.

With some knowledge of the Japanese language, she becomes a tour guide for livelihood. She is passionate in healing therapies. But she doesn’t believe in delinquency. So, she goes after comic borrowers who haven’t returned the books on time, and of course, charging them with late interest fees. By accident, she joins the elite VIP membership and pretends to be one of them, lying about her ‘richness’. One lie leads to another and it has snowball till she doesn’t know how to get out of it. However, she is able to overcome the awkward situation all the time. Who knows, she may become the real Cheongdam-dong resident!

Oh Ji Eun – 26

Oh Ji Eun

Hye Ja’s daughter, a restaurant manager.

A local college graduate with 4.0 GPA. She has an innocent look. An unknown junior chef assistant who quited her job after being humiliated by her colleagues. She vowed never to apologies for the sake of apologizing but still, she does it again and again. Fortunately, through her friend’s recommendation, she managed to get a manager job in the top 1% best and finest restaurant in Cheongdam-dong, Piace. Her goals in life are a good job and a good man with a rich background. She has gone for several match-makings but failed to get her man because of her poor background and the place she formerly resided. Now that she is living in Cheongdam-dong, her golden ticket to her dreams is clear. She vows never to eat noodles anymore but later finds and opens a noodle shop and has her dreams come true.

Hyun Woo

Kim Hyun Woo

Unemployed.

He loves reading comics and would go to Hye Ja’s comic shop to read them. A music lover. And he is serious about becoming a singer and a songwriter. He later becomes a guest at Hye Ja’s lodging house upstairs.

Lee Sang Yeob

Lee Sang Yeob

Cheongdam man, The architect.

Born and raise in Cheongdam-dong. A real Cheongdam man indeed. He is born with the silver spoon, the star in Cheongdam-dong. Girls go head over heels with this prince charming. Definitely a good catch to bring home to the mother. Just as love is a promise, he cannot tolerate the night without an appointment, to him having a nightlife is a must.

Kim Bo Hee (Lee Bo Hee) – 54

Lee Bo Hee

Hye Ja’s younger sister.

A divorcée, used to be an actress when young. Married a rich man’s son, only to divorce him after less than a year into her marriage. A home-shopping model and joining some acting activities as supporting actress. She was once nicknamed the ‘speaker’ because whenever she talks, the country, Korea would shake.

Seo Seung Hyeon

Seo Seung Hyeon

Hye Ja’s high school alumni, VIP member.

Rich madam and lives in Cheongdamdong. Yet tough enough for Bo Hee to obey her as a senior, even now.

Kim Woo Hyeon (Woo Hyun) – 46

Woo Hyun

Hye Ja’s younger brother, A cartoonist.

Published only one cartoon in a lifetime. A proud but meek bachelor. Always fought with his sister, Bo Hee since young.

Choi Moo Sung – 42

Choi Moo Sung

Plastic surgeon.

Open a plastic surgeon clinic but works with a junior doctor pay. Paying for his 2 kids expensive tuition fees, studying in Apgujeong. Finally find a cheat place to stay at Hye Ja’s lodging house.

Hwang Jung Min

Hwang Jung Min

Restaurant senior chief.

A proud owner of the top restaurant in Cheongdam-dong, Piace, where the rich and famous people as well as celebrities would patronize. She has power, wealth and a house, not too bad for a chef compared to all the chef schools in Cheongdam-dong.

Jo Kwan Woo

Jo Kwan Woo

President of an entertainment company, but most likely is unknown and poor.

He manages 5 members pop group wannabes, ‘Cheongdam Invincible’ and houses them in a tiny room below the boarding house.

Oh Sang Hoon – 38

Oh Sang Hoon

Starboard side of the story comic writer.

Has the serious crime type look, thus suffers the inconvenience. But gentle and docile in nature.

Yunho (U-Know Jung Yunho)

A star celebrity.

A famous star who forgot to return the comic books he has borrowed. Instead of charging him with the late interest fee, Hye Ja makes use of this opportunity of using his status and popularity to sign autographs for her Japanese tourists and fans of his, much to his embarrassment.

Translation of characters description credit: bonds @ soompi